43results about How to "Strong shock absorption" patented technology

The invention relates to a foaming material, and in particular relates to a flame-retardant and slow-rebounded ethylene-propylene-diene-terpolymer rubber porous foaming material and a preparation method thereof. The flame-retardant and slow-rebounded ethylene-propylene-diene-terpolymer rubber porous foaming material with the characteristics of light weight, low smoke, flame retardance, strong shock absorption, small compression deformation, ageing resistance and the like is prepared in a crosslinking and foaming manner according to a proper formula and a proper process. The foaming material is widely applied to various filed of national economy such as engine sealing and shock absorption in automobile industry; leakproof sealing and wall sound absorption in construction industry; rail padding in rail transit; fin sealing in shipping industry, and the like.

The invention discloses an earthquake proof PTFE (Poly Tetra Fluoro Ethylene) plate rubber bearing small displacement comb plate extensible device which is characterized in that chutes are arranged on the bottom surface of the front end of a flexible comb plate; steel pins which are connected with a beam body B in a welding mode are arranged inside the chutes; the steel pins are connected with the chutes in a sliding mode; one end of the flexible comb plate is fixed on PTFE plate rubber bearings which are connected with a beam body A in a welding mode; one end portion of the flexible comb plate is provided with a horizontal deformation joint; the other end of the flexible comb plate socket which is flatly arranged on a sliding plate is connected with comb teeth of a fixed comb plate in a socket mode; the flexible comb plate is connected with the sliding plate in a sliding mode; and the fixed comb plate is fixedly connected with the sliding plate. Compared with the pair art, the earthquake proof PTFE plate rubber bearing small displacement comb plate extensible device has the advantages of being capable of three-dimensionally deforming namely, plane rotating, vertical rotating and performing horizontal displacement and capable of performing coordination deformation along with a bridge structure, satisfying vertical and horizontal extra large displacement deformation, being simple in structure, convenient to construct, strong in shock absorption capability and low in noise, enabling construction costs to be reduced by 30 to 40 % compared with same type products and particularly being suitable for high-grade highways and viaducts.

The invention relates to an intermediate support assembly of a heavy vehicle drive shaft. A bearing is assembled in an inner frame through clamp springs on two sides, sealing rings are arranged on two sides of the bearing, the inner frame is externally vulcanized with an outer cover into a whole through a rubber damping pad, the rubber damping pad is hollowed out internally to form an 'n'-shaped damping groove I which forms a semi-surrounded structure, the rubber damping pad on the upper portion of the inner frame and the inner frame are both covered in an 'n'-shaped empty space, clearances are formed at two side edges of the inner frame, and the lower portion of the rubber damping pad and the inner bottom of the outer cover are connected to form a connecting rib. After the assembly is subjected to complete vehicle trial assembly, the 'n'-shaped semi-surrounded structure of the rubber damping pad can absorb large axial movement of the intermediate support assembly, the angle of the intermediate support assembly is radially adjustable, the radial direction of the intermediate support assembly is ensured to be perpendicular to the axial direction of a center line of the drive shaft, and the intermediate support assembly is simple and feasible and remarkable in benefit, and has promotional value in the automobile industry.

The invention discloses a composite material combined type cross arm for a high-tension transmission line tower pole. The composite material combined type cross arm comprises two anti-bending composite insulating parts and two tensile composite insulating parts. Four end part armor clamps and four root part armor clamps are respectively arranged at the end parts and the root parts of the anti-bending composite insulating parts and the tensile composite insulating parts, wherein the end part armor clamps and the root part armor clamps, which are respectively arranged at the two ends of the anti-bending composite insulating parts are spliced; the end part armor clamps and the root part armor clamps, which are respectively arranged at the two ends of the tensile composite insulating parts are pressed; and an end part clamp connecting plate is used for fixedly connecting the four end part clamps through bolts to form the composite material combined type cross arm. The structure of the composite insulating parts is improved so that the self gravity of the composite cross arm is effectively reduced, the diameter of an electric gap circle between a wire and an iron tower is reduced, and the width of a passage and the tower height are reduced. The composite material combined type cross arm is simple in structure and fast to assemble and can be arrayed into tower shapes including a drum shape, an umbrella shape and the like, so that the occupied land is saved and the composite material combined type cross arm is good for popularization and application.

The invention relates to a preparation of a conductive polyurethane film and an application thereof to a capacitive pressure sensor, and belongs to the technical field of electronic information. A CNT (carbon nano tube) subjected to chemical modification and provided with a hydroxyl group is adopted to participate in the synthesis of a polyurethane prepolymer, so that synthetized modified polyurethane has electrical conductivity; the modified polyurethane is subjected to a film forming technology to form conductive polyurethane films; and the conductive polyurethane films not only solve the problem that the conventional conductive polyurethane film is non-conductive, but also retain the satisfactory performance such as high elasticity, and can be produced on a large scale. The conductive polyurethane films are applicable to two electrodes in capacitive pressure sensors, and are high in electron emission efficiency, good in stability and long in service life; and when external forces are applied on the surface layers of the sensors, the non-conductive conductive polyurethane film between the capacitive pressure sensors enables the distance between a cathode and an anode to be changed, and the current displayed in a microampere meter is also changed, that is, the current value of the microampere meter is characterized as a pressure value between the capacitive pressure sensors.

The invention relates to the technical field of hanging frames, in particular to an underground pipeline hanging frame system. The underground pipeline hanging frame system comprises a hanging seat and a pipeline clamp. A frame body is connected with the lower side of the hanging seat. The lower end of the frame body is connected with a rapid insertion device. The rapid insertion device comprisesa connection base, a plurality of wedge blocks, a locking sleeve and an unlocking sleeve. The wedge blocks are rotationally connected to the upper end of the connection base. The locking sleeve and the unlocking sleeve are sequentially and rotationally arranged on the outside of the outer circle face of the connection base in a sleeving manner from top to bottom and correspond to the wedge blocks.The pipeline clamp is inserted into the connection base from the lower end. The locking sleeve and the unlocking sleeve cooperatively rotate and drive the outer ends of the wedge blocks to rotate, sothat the inner ends of the wedge blocks rotate into or retreat out of the pipeline clamp, and then the pipeline clamp and the rapid insertion device are mutually locked or loosened. According to theunderground pipeline hanging frame system, by arranging the rapid insertion device, when the pipeline is assembled or disassembled, it is just needed to cooperatively rotate the locking sleeve and theunlocking sleeve, disassembling bolts is not needed on a construction site, rapid assembly and disassembly of the pipeline clamp can be achieved, and convenience and rapidness are achieved.

The invention relates to a dynamic pressure supporting device and a method for thin-wall part processing, and belongs to the technical field of precision processing and supporting. The dynamic pressure supporting device comprises a processing system and a dynamic pressure system, wherein a cutter of the processing system is positioned at a processing side of a workpiece and connected with a servofeeding system, and the workpiece is positioned between the cutter and the dynamic pressure system; a roller in the dynamic pressure system is positioned at the supporting side of the workpiece and immersed in lubricating oil; a wedge-shaped gap is formed between the roller and the workpiece; the roller is driven to rotate by a motor to form a dynamic pressure oil film on the surface of the workpiece, so the flexible support for the workpiece is realized; the lubricating oil is injected into an oil supply tank through an oil supply port on the oil supply tank and sealed by a flexible film. According to the invention, the workpiece can be separated from the roller by the dynamic pressure oil film, the roller does not contact with the workpiece directly, so scratches are not generated on thesurface of the workpiece. Meanwhile, the oil film has strong vibration absorption, which can effectively inhibit chatter during machining and improve the surface quality of the machined workpiece.

A compressor anti-vibration kit according to the present invention includes a connecting part, a fixing column and a bolt; the fixing column is a raised cylinder on the surface of the fixing part; the connecting part is a plastic connecting part, including a buffer pad, a buffer disc; the buffer pad is sleeved outside the fixed column, the buffer disc is connected to the upper end of the buffer pad, and the top surface of the buffer disc protrudes to form a stepped surface; the raised surface of the buffer disc is provided with a "convex" Type blind hole; the bolt includes a bolt head and a threaded portion, the bolt head is arranged in the blind hole, closely fits with the blind hole, and the threaded portion protrudes from the top surface of the buffer plate. The buffer pad and the buffer plate of the anti-shock kit are made of plastic and have a certain degree of elasticity, and the buffer plate is arranged on the top of the buffer pad so that the shock-absorbing device has good shock-absorbing ability.

The invention relates to an X-shaped link telescopic boom type hydraulic power engine and generator set device, and relates to a more efficient technical scheme and a more efficient device based on the technical scheme of 'Hydraulic power engine and generator set device' with the application number of 200810091304.8 of the previous patent application. In the device, a turning type connecting rod 25 can be lengthened by over 5 to 10 times, and the hydraulic power efficiency can be improved by over 30 times on the original basis, so that starting power can reach 5,000 watts from hundreds of watts and can be amplified to over megawatts per hour by four to five steps in combination with primary and secondary type link amplifying power. The device mainly comprises an A set power-assisted X-shaped link telescopic boom and a B set power-assisted X-shaped link telescopic boom which can achieve good effects of making up deficiencies of each other and being mutually compatible and compensated. Under the interaction of an anti-lateral deviation device, the device steadily and efficiently drives the turning type connecting rod to do gyratory motion so as to input power, the using cost does not reach 0.2 percent of that of coal-fired thermal power generation, and the energy is a man-made, mechanical, manual controllable, environmentally-friendly and renewable novel energy source. The device is not limited by territorial environments, is safe and reliable, can be widely used for electric power, trains, 10,000-ton class steamships, automobiles, engineering machines, motorcycles, agricultural machines and the like, and can contribute to reducing production cost, saving energy, reducing emission and benefiting mankind.

The invention discloses a truck with a shock absorbing truck rear box. The truck with the shock absorbing truck rear box comprises a rear box body and a truck body; and the rear box body and the truckbody are fixedly connected with each other. The truck with the shock absorbing truck rear box further comprises a bottom plate and a compression spring. The bottom plate is connected with the bottomwall of the rear box body through the compression spring. By adopting the technical scheme, the truck with the shock absorbing truck rear box has the following beneficial effects that the shock absorbing function of the truck is powerful, and frangible and wearable articles can be effectively protected against being broken.

The invention discloses a five-axis numerical control machine tool. The five-axis numerical control machine tool comprises a chip collecting vehicle, a chip removing machine, a left front shield, a tool magazine perspective door, a machine head cover, a movable door, a system controller, a water tank, an oil-water separator, a rear shield, a right movable door, horizontal ground feet, a machine tool base, a tool magazine support, a tool magazine, a telescopic protective cover, a machine head casting, a drag chain, a ram, a spindle, a double-support stand column, a cradle, a workbench, a telescopic protective cover, a guide rail, a lead screw support seat, a lead screw, a servo motor and a machine head casting linear rail. According to the five-axis numerical control machine tool, the amplitude and the inherent frequency can be greatly reduced; a cradle B/C shaft adopts a torque motor direct drive structure, so that the precision of the machine tool can be greatly improved; the high-speed motorized spindle is used as the spindle of the machine tool, the problems of vibration and noise can be well solved, the machining precision and the machining surface roughness of the machine toolare improved, high speed change can be rapidly achieved, that is, the spindle has great angular acceleration during rotation, and the production efficiency can be greatly improved.

The invention provides an auxiliary supporting device. The auxiliary supporting device comprises a clamping piece, a middle block, a supporting screw and a supporting nut, all of which are connected in sequence in a vertical direction; the clamping piece comprises an upper cover and a lower cover, the two of which are connected to form a space for holding a supported piece; the auxiliary supporting device further comprises a guide piece; the guide piece comprises a guide block, a slider and a fastener; a guide groove is formed in the guide block and the slider is capable of sliding along the guide groove. The auxiliary supporting device is provided with the guide piece and thus can be enabled to move horizontally; the clamping piece is arranged into such a structure of the upper cover and the lower cover, and a distance between the upper cover and the lower cover can be fine adjusted; a first buffer layer is arranged in the structure of the middle block and a second buffer layer is arranged on one surface, facing the supported piece, of the clamping piece, thereby forming a double buffer structure to achieve a good damping effect. Compared with the prior art, the auxiliary supporting device is simple in structure, convenient to mount and use and good in working stability, and has good vibration absorption capability; as a result, a vibration value can be effectively reduced.

The invention relates to the technical field of power transmission and transformation, and discloses an intelligent fault monitoring device for power transmission and transformation, comprising a device body. A handle is fixedly connected to the front face of the device body. A base is fixedly connected to the bottom of the device body. A damping structure is fixedly connected to the inner portionof the base and the top of the damping structure is fixedly connected with the bottom of the device body. A damping support rod is fixedly connected to the inner portion of the base and the top of the damping support rod is fixedly connected with the bottom of the device body. A rubber spring is fixedly connected to the inner portion of the base and the top of the rubber spring is fixedly connected with the bottom of the device body. A connecting block is fixedly connected to the back face of the device body. A first connecting shaft is fixedly connected to the bottom of the connecting block.A telescopic structure is movably connected to the outer portion of the first connecting shaft. According to the intelligent fault monitoring device for power transmission and transformation, purposes of being high in damping function and convenient to move are achieved.

The invention discloses a sports floor and a preparation method thereof. The sports floor comprises a PP plastic layer and a TPE rubber layer which is formed by performing injection molding on moltenrubber, injected through rubber injecting channels, in grooves. Protruding lugs arranged in a matrix mode are arranged on the front face of the PP plastic layer. The grooves are formed between the adjacent rows of the protruding lugs and between the adjacent lines of the protruding lugs correspondingly. The multiple rubber injecting channels communicating with the grooves and used for injecting the molten rubber into the grooves are formed in the back face of the PP plastic layer. The upper surface of the TPE rubber layer is not lower than the upper surfaces of the protruding lugs. According to the sports floor provided by the invention, the requirements for stability and shock absorption can be met simultaneously, and the usage experience is good.

The invention discloses a machine room power environment monitoring host, relates to the field of monitoring hosts, and provides the following scheme for solving the problems that an existing machine room power environment monitoring host is low in heat dissipation efficiency and not easy to clean: the machine room power environment monitoring host comprises a host box, a movable plate, a heat dissipation fan and a transverse plate; sleeves are fixedly connected between the lower surface of the transverse plate and the lower inner wall of the host box; a spring is connected between the upper sleeve and the lower sleeve; sliding ways are formed in the inner walls of the left side and the right side of the host box, and sliding plates are arranged in the sliding ways; limiting plates are fixedly connected to the left side and the right side of the lower surface of the host box; the front side and the rear side of each limiting plate are each provided with an air cylinder; the lower ends of the air cylinders are fixedly connected with a bottom plate; supporting plates are arranged under the lower surface of the host box; and the side faces, close to each other, of the left supporting plate and the right supporting plate are each fixedly connected with a supporting table. The device has the characteristics of being convenient to open and clean, good in heat dissipation effect and capable of powerfully damping.

The invention discloses a cable sheath material for a hot blast stove. The cable sheath material for the hot blast stove comprises the following raw materials in parts by weight: 75 to 85 parts of base material, 0.5 to 1.2 parts of dicumyl peroxide, 0.1 to 0.6 part of triethylene diamine, 1 to 2 parts of ethoxylated trimethyol propane triacytate, 60 to 70 parts of a filling reinforcing agent, 0.8 to 1.6 parts of end vinyl polydimethyl siloxane, 0.4 to 1 part of dibutyltin dilaurate, 0.2 to 1 part of N-cyclohexyl-N'-phenyl diphenylenediamine, 0.2 to 1 part of 2,6-di-tert-butylphenol, 0.5 to 1.5 parts of 2,6-ditert-butyl-4-methylphenol, 1 to 3 parts of sorbitol, 1 to 2 parts of hydroxyl silicone oil, 1 to 2 parts of magnesium stearate, 1 to 2 parts of zinc stearate and 1 to 2 parts of polyurethane hot melt adhesive. The cable sheath material for the hot blast stove has high compactness, excellent ageing resistance and high heat stability under a long-term high-temperature condition.